464146643604 has 384 divisors, whose sum is σ = 1387220889600. Its totient is φ = 117782138880.

The previous prime is 464146643591. The next prime is 464146643621. The reversal of 464146643604 is 406346641464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 525646947 + ... + 525647829.

It is an arithmetic number, because the mean of its divisors is an integer number (3612554400).

Almost surely, 2^464146643604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 464146643604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (693610444800).

464146643604 is an abundant number, since it is smaller than the sum of its proper divisors (923074245996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464146643604 is a wasteful number, since it uses less digits than its factorization.

464146643604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263 (or 1261 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 48.

The spelling of 464146643604 in words is "four hundred sixty-four billion, one hundred forty-six million, six hundred forty-three thousand, six hundred four".